Fix warning during build

install-mq.sh

@@ -34,7 +34,6 @@ apt-get install -y --no-install-recommends \
   gawk \
   grep \
   libc-bin \
-  lsb-release \
   mount \
   passwd \
   procps \
@@ -48,6 +47,14 @@ cd /tmp/mq
 curl -LO $MQ_URL
 tar -zxvf ./*.tar.gz
 
+# Remove packages only needed by this script
+apt-get purge -y \
+  ca-certificates \
+  curl
+
+# Remove any orphaned packages
+apt-get autoremove -y
+
 # Recommended: Create the mqm user ID with a fixed UID and group, so that the file permissions work between different images
 groupadd --system --gid 999 mqm
 useradd --system --uid 999 --gid mqm mqm
@@ -81,6 +88,8 @@ apt-get upgrade -y libkrb5-26-heimdal
 apt-get upgrade -y libexpat1
 
 # End of bug fixes
+
+# Clean up cached apt files
 rm -rf /var/lib/apt/lists/*
 
 # Optional: Update the command prompt with the MQ version